Nneɛma a ɛsɛ sɛ wuhu fa aniwa ahwehwɛ ho!

So ɛtɔ mmere bi a ɛyɛ den ma wo sɛ wobɛkenkan nkrataa a ɛwɔ kyerɛwpon a ɛwɔ akyirikyiri so? Anaasɛ bere a worekenkan atesɛm krataa anaa nhoma bi no, wuhu sɛ nkyerɛwde no yɛ kusuu? Ebia sɛ woreka kar anadwo a, so wuhu nsensanee atwa kar a ɛwɔ w’anim no akanea ho ahyia? Sɛ eyinom yɛ osuahu ahorow a ɛtaa ba ma wo a, ɛnyɛ wo nkutoo. Eyi yɛ ɔhaw a nnipa ɔpepem pii a wɔwɔ Sri Lanka ne wiase nyinaa wɔ. Enti eyi ano aduru a ɛyɛ mmerɛw na eye sen biara ne sɛ wode aniwa ahwehwɛ bedi dwuma. Ɛnnɛ, momma yɛnka biribiara a ɛfa aniwa ahwehwɛ yi ho.

Dɛn ankasa ne aniwa ahwehwɛ yi?

Sɛ yɛbɛka no tiawa a, aniwa ahwehwɛ yɛ ahwehwɛ abien a wɔde ahyɛ frame bi mu a wode hyɛ w’anim. Wɔn adwuma titiriw ne sɛ wobesiesie aniwa mu sintɔ ahorow bi a ɛwɔ w’ani so na wɔaboa wo ma woahu wiase no yiye. Wɔ aduruyɛ mu no, yɛfrɛ saa anisoadehu mu sintɔ ahorow yi ‘refractive errors’. Eyi kyerɛ sɛ mfomso bi wɔ ɔkwan a hann fa so hyɛn aniwa no mu na ɛde n’adwene si retina no so no mu. Ahwehwɛ teɛteɛ saa hann nhyehyɛe no.

Mfomso atitiriw anan na ɛwɔ hɔ a ɛma yetumi hu ade kɛse wɔ yɛn ani so.

Ɔkwan bɛn so na saa ahwehwɛ yi yɛ adwuma ankasa?

Ɛyɛ mmerɛw yiye. Fa w’ani sɛ mfoninitwa afiri. Yehu biribi bere a hann hann a efi mu ba hyɛn yɛn aniwa mu no. Saa hann mframa yi di kan fa aniwa no mu, ɔfã a ɛda adi wɔ aniwa no anim no, na afei ɛfa aniwa a ɛwɔ aniwa no mu no mu. Saa afã abien yi yɛ adwuma te sɛ mfoninitwa afiri a wɔde hwɛ ade, na ɛbɔ hann na ɛde n’adwene si screen a wɔfrɛ no retina a ɛwɔ aniwa no akyi no so.

Nea ɛto obi a ɔwɔ refractive error ne sɛ saa hann a ɛbɔ no yi nsi yiye. Hann de n’adwene si retina no anim anaa akyi. Ɛno ne bere a yehu mfonini ahorow a ɛyɛ mmerɛw.

Ɛtɔ mmere bi a, esiane nsonsonoe kakra a ɛwɔ aniwa no gyinabea mu nti, aniwa no tumi hu ade abien. Wɔ tebea horow a ɛtete saa mu no, wobetumi de ahwehwɛ soronko adi dwuma de asiesie tebea yi.

Sɔhwɛ bɛn na ɛsɛ sɛ wɔyɛ ansa na wɔanya ahwehwɛ?

Eyi ho hia paa. Sɛ wuhu sɛ wowɔ anisoadehu mu haw biara a, akyinnye biara nni ho sɛ ade a edi kan a ɛsɛ sɛ woyɛ ne sɛ wobɛyɛ w’ani mu nhwehwɛmu. Eyi nti, ɛsɛ sɛ wokɔ oduruyɛfo a ɔfata nkyɛn.

Wɔ sɔhwɛ yi mu no, oduruyɛfo no bɛhwɛ wo:

• Anisoadehu a emu da hɔ
• Aniwa akwahosan nyinaa

Wɔsɔ abien no nyinaa hwɛ. Yɛn nyinaa ate asɛm a wɔka sɛ "20/20 anisoadehu." Ɛkyerɛ sɛ wubetumi ahu nneɛma a ɛwɔ akyirikyiri anammɔn 20 no pefee sɛnea obi a n’ani yɛ den betumi ahu no. Sɛ w’ani sua sen saa a, wo duruyɛfo no bɛsusuw dodow a ɛyɛ na wakyerɛ aduru a wɔakyerɛw ama wo ama ahwehwɛ a wuhia na wode asiesie.

Sɛ wohyɛ ahwehwɛ dedaw a, sɔhwɛ yi nso bɛhwɛ sɛ ebia saa ahwehwɛ no tumi fata w’ani mprempren anaasɛ ɛsɛ sɛ wosesa.

Aniwa ahwehwɛ ahorow bɛn na ɛwɔ hɔ?

Ahwehwɛ ahorow pii wɔ hɔ, te sɛ ahwehwɛ te sɛ ahwehwɛ. Wo duruyɛfo bɛkamfo ahwehwɛ a ɛfata sen biara akyerɛ wo a egyina w’ahiade so. Momma yɛnhwɛ ahorow atitiriw no.

Main lens ahorow

Lens ahorow afoforo a ɛyɛ soronko

Ɛtɔ mmere bi a eyinom ba sɛ nneɛma a wubetumi de aka wo nnuru a wɔakyerɛw ama wo no ho.

• Owia ahwehwɛ: Sɛ woyɛ obi a ɛsɛ sɛ wohyɛ ahwehwɛ bere nyinaa a, wubetumi ama wɔayɛ wo ahwehwɛ a wɔakyerɛw ama wo ama wo. Saa kwan no so no, worenhia ahwehwɛ abien a ɛsono emu biara bere a wowɔ abɔnten wɔ owia mu no.
• Ahwehwɛ a ɛyɛ bruu a esiw hann ano: Eyinom betumi aboa ma wɔn a wɔde bere pii hwɛ screen ahorow te sɛ kɔmputa ne smartphone ahorow no so tew aniwa a ɛyɛ den ne ɔbrɛ so. Wubetumi nso de biribi a ɛyɛ bruu a esiw ano aka w’ahwehwɛ a wode di dwuma daa no ho.
• Photochromic lenses: Eyinom ne nea yɛfrɛ no "auto glasses." Sɛ wupue wɔ owia mu a, saa ahwehwɛ yi yɛ tuntum ara kwa na ɛbɛyɛ te sɛ ahwehwɛ a wɔde hwɛ owia, na sɛ woba dan mu a, ɛsan dan ahwehwɛ a ɛte saa a ɛyɛ mmerɛw.

So nneɛma bɔne bi wɔ ahwehwɛ a wɔhyɛ mu?

Nokwarem no, aniwa ahwehwɛ yɛ afiri a ahobammɔ wom yiye. Ɛkame ayɛ sɛ nsunsuanso bɔne biara nni hɔ a anibere wom. Nanso, nneɛma nketenkete bi a ɛnyɛ wo dɛ betumi aba bere a edi kan a wohyɛ anaa bere a wosesa tumi no.

• Ɛyɛ den sɛ wobɛsakra ahwehwɛ no: Ebetumi agye nna kakraa bi ansa na w’ani atumi ayɛ nsakrae wɔ aduru foforo a wɔakyerɛw ama wo no mu. Ahwehwɛ a ɛyɛ den bi te sɛ nea ɛkɔ so yɛ adwuma no betumi agye dapɛn biako anaa abien ansa na ayɛ nsakrae. Ebia wobɛte nka sɛ wo ho ayɛ wo yaw kakra wɔ saa bere yi mu. Eyi yɛ ade a ɛfata. Nanso, sɛ ɔhaw no kɔ so a, kɔ wo duruyɛfo nkyɛn bio.
• Frame a ɛnyɛ dɛ: Sɛ frame no te nka sɛ ɛyɛ den wɔ wo hwene anaa w’aso so a, wubetumi ayɛ nsakrae kakra. Wubetumi ayɛ eyi wɔ baabi a wotɔɔ ahwehwɛ no pɛɛ.
• Aniwa a ɛyɛ den ne ti a ɛyɛ yaw:Wɔ nna kakraa a edi kan bere a woahyɛ ahwehwɛ foforo akyi no, wubetumi anya aniwa mu yaw na wo ti ayɛ wo yaw, titiriw bere a worekenkan ade anaa woreyɛ adwuma wɔ kɔmputa so no. Mpɛn pii no, eyi fi hɔ wɔ nna kakraa bi mu. Nanso, sɛ worehu saa sɛnkyerɛnne ahorow yi bere a wohyɛ w’aniwa ahwehwɛ dedaw no a, ebetumi ayɛ sɛnkyerɛnne a ɛkyerɛ sɛ w’ani aniwa asesa. Afei akyinnye biara nni ho sɛ ɛsɛ sɛ wohwɛ w’ani.

Mɛyɛ dɛn ahwɛ m’aniwa ahwehwɛ so?

W’aniwa ahwehwɛ no som bo te sɛ w’aniwa, enti ɛsɛ sɛ wohwɛ so yiye.

• Sɛ wɔmfa nni dwuma a: Fa sie ade a ɛyɛ den a ɛka ho no mu bere nyinaa. Eyi bɔ ho ban fi nsu a ɛtɔ ne nsensanee ho.
• Sɛ woresiesie hɔ a:
• Nea edi kan no, fa nsu kakra gu mu. Afei fa aduru a wɔde petepete so a wɔayɛ sɛ wɔde besiesie ahwehwɛ anaa samina nsu kakra di dwuma.
• Fa microfiber ntama popa.
• Mfa ntama, tiafi krataa, anaa krataa mpopaho mpopa w’aniwa ahwehwɛ no da. Nhama nketenkete a ɛwɔ mu no tumi twitwiw ahwehwɛ no.
• Mfa wo ntade, sari, anaa w’atade mpopa w’aniwa. Ɛno yɛ mfomso a nnipa pii di. Mfutuma nketenkete a ɛwɔ wo ntade so no betumi asɛe ahwehwɛ no.

Bere bɛn na ɛsɛ sɛ mekɔ oduruyɛfo nkyɛn?

Mpɛn pii no ɛyɛ adwene pa sɛ anyɛ yiye koraa no, obiara bɛhwɛ n’ani pɛnkoro afe biara, anaasɛ anyɛ yiye koraa no pɛnkoro wɔ mfe abien biara mu. Sɛ wowɔ ayaresa tebea afoforo te sɛ asikreyare anaa mogya mmoroso a, ɛsɛ sɛ wohwɛ w’ani wɔ bere koro no ara mu sɛnea wo duruyɛfo kamfo kyerɛ no.

Bio nso, sɛ wuhu sɛnkyerɛnne ahorow a edidi so yi a, kɔ oduruyɛfo nkyɛn ntɛm ara:

• Sɛ wowɔ nsakrae mpofirim wɔ w’anisoadehu mu a.
• Sɛ w’ani te nka sɛ wabrɛ na emu yɛ duru bere nyinaa a.
• Sɛ wo ti yɛ wo yaw mpɛn pii a.
• Sɛ ɛyaw wɔ aniwa mu a.
• Ɛyɛ den sɛ wobɛhwɛ hann a ɛhyerɛn (hann a wɔte nka).

So ne bo yɛ mmerɛw sɛ wobɛtɔ ahwehwɛ wɔ Intanɛt so? Nneɛma a ɛsɛ sɛ wuhu

Nna yi, te sɛ nneɛma pii no, wubetumi akra ahwehwɛ wɔ Intanɛt so. Ɛtɔ mmere bi a, ne bo betumi ayɛ nea ɛba fam. Nanso sɛ woyɛ saa a, hwɛ yiye wɔ saa nneɛma yi ho.

• Nya nnuru a wɔakyerɛw ama wo mprempren: Sɛ wopɛ sɛ wokra wɔ Intanɛt so a, ɛsɛ sɛ wunya nnuru a wɔakyerɛw ama wo a ɛfata a efi oduruyɛfo hɔ. Sɛ adi boro afe a, ebia ne bere atwam.
• Hu Pupillary Distance (PD) a Ɛwɔ Hɔ:Eyi ne kwan a ɛda wo kurukuruwa tuntum abien no mfinimfini. Saa susudua yi ho hia na ama w’aniwa ahwehwɛ no ahyia yiye. Bisa wo duruyɛfo anaa aniwa ho oduruyɛfo sɛ ɔnsusuw eyi bere a woahwɛ w’ani no.
• Hwɛ warranty no: Sɛ woretɔ ade wɔ Intanɛt so a, kenkan warranty ne nhyehyɛe ne nhyehyɛe a ɛfa frame ne lenses no ho no yiye.

Aniwa ahwehwɛ yɛ biribi a ɛma ɛyɛ mmerɛw kɛse na ɛda adi pefee wɔ w’asetra mu. Sɛ worehyia ɔhaw ketewaa bi mpo wɔ w’ani so a, mmu w’ani ngu so, na mmom kɔ oduruyɛfo nkyɛn nnɛ na gye afotu. Ɛbɛyɛ sika kɛse a wubetumi de ahyɛ w’ani akwahosan mu.